Based on the reducing steel tube both-end variable-distance ovality detection system of six-axis linkageTechnical field
The present invention relates to the ovality detection technique field of pipe end, particularly a kind of reducing steel tube both-end variable-distance ovality detection system based on six-axis linkage.
Background technology
The ovality of pipe end is one of important indicator detecting its quality.Along with the development of new and high technology, the accuracy requirement detected steel pipe inside/outside diameter size and ovality is more and more higher.Due to the restriction of raw material and technique, the phenomenon causing the ovality of steel pipe to exceed standard is inevitable, and most of factory adopts girth chi to measure external diameter, the ovality of kind of calliper steel pipe (chooses its external diameter of several position measurement, through calculating ovality), although this method is easy to operate, equipment is simple, but inefficiency, there is personal error, degree of accuracy is not high, and can not measure internal diameter parameter.And some factories adopts flux-leakage detection method, but need steel pipe hard magnetization before, and detect complete after need to demagnetize, cost is higher, poor sensitivity.
Summary of the invention
The invention provides a kind of reducing steel tube both-end variable-distance ovality detection system based on six-axis linkage effectively to solve the problems of the technologies described above.
For solving the problems of the technologies described above, the invention provides a kind of reducing steel tube both-end variable-distance ovality detection system based on six-axis linkage, comprising pick-up unit, control device and telecontrol equipment; Described pick-up unit comprises two sensors and two infrared switches; Described control device comprises controller and motor driver; Described telecontrol equipment comprises roller-way and gantry, is provided with motor, guide rail, rotating disk and " L " type web member in described gantry.
Especially, described guide rail comprises cross slide way and the first longitudinal rail be attached thereto and the second longitudinal rail.
Especially, described motor is guide rail drive motor and rotating disk drive motor, comprises the first guide rail drive motor, the second guide rail drive motor, the 3rd guide rail drive motor, the 4th guide rail drive motor, the first rotating disk drive motor and the second rotating disk drive motor respectively.
Especially, also comprise sensor stand, described sensor setting is outward extending one end on described sensor stand, comprises first sensor and the second sensor respectively.
Especially, described web member is " L " type web member, connects cross slide way and the second longitudinal rail respectively, and the connection of the link of described web member arranges described rotating disk, and described rotating disk comprises the first rotating disk and the second rotating disk.
Beneficial effect of the present invention:
Reducing steel tube both-end variable-distance ovality detection system based on six-axis linkage provided by the invention, realize full-automatic, harmless, noncontact, measurement double pipe end internal diameter and external diameter and ovality, be applicable to the straight line steel pipe that internal diameter is greater than the different size of 100mm, efficiency is higher.
Accompanying drawing explanation
Fig. 1 is the reducing steel tube both-end variable-distance ovality detection system based on six-axis linkage provided by the invention composition structural representation;
Fig. 2 is the another composition structural representation of reducing steel tube both-end variable-distance ovality detection system based on six-axis linkage provided by the invention;
In figure: 1, roller-way; 2, gantry; 3, web member; 4, sensor stand; 5, infrared switch; 6, steel pipe; 7, cross slide way; 8, the first longitudinal rail; 9, the second longitudinal rail; 10 first guide rail drive motor; 11 second guide rail drive motor; 12 the 3rd guide rail drive motor; 13 the 4th guide rail drive motor; 14 first rotating disk drive motor; 15 second rotating disk drive motor; 16 first rotating disks; 17 second rotating disks; 18 first sensors, 19 second sensors.
Embodiment
Embodiment 1:
As shown in Figures 1 and 2, the reducing steel tube both-end variable-distance ovality detection system based on six-axis linkage that the present embodiment provides, comprises pick-up unit, control device and telecontrol equipment; Described pick-up unit comprises two sensors and two infrared switches 5; Described control device comprises controller and motor driver; Described telecontrol equipment comprises roller-way 1 and gantry 2, is provided with motor, guide rail, rotating disk and " L " type web member 3 in described gantry 2.
The first longitudinal rail 8 and the second longitudinal rail 9 that described guide rail comprises cross slide way 7 and is attached thereto.Described motor is guide rail drive motor and rotating disk drive motor, comprises the first guide rail drive motor 10, second guide rail drive motor 13, the 3rd guide rail drive motor 11, the 4th guide rail drive motor 12, first rotating disk drive motor 14, second rotating disk drive motor 15 respectively.Comprise sensor stand 4, described sensor setting is outward extending one end on described sensor stand 4, comprises first sensor 18 and the second sensor 19 respectively.Described web member 3 is " L " type web member, connects cross slide way 7 and the second longitudinal rail 9 respectively, and the connection of the link of described web member 3 arranges described rotating disk, and described rotating disk comprises the first rotating disk 16 and the second rotating disk 17.
Concrete:
Gantry 2 is fixed on ground; First longitudinal rail 8 is fixed on gantry 2; Cross slide way 7 is connected with the first longitudinal rail 8; First rotating disk 16 is connected with cross slide way 7; Second longitudinal rail 9 is fixed on the second rotating disk 17; Sensor is connected with the second longitudinal rail 9 by sensor stand 4; Controller controls the operation of motor (comprising the first guide rail drive motor 10, second guide rail drive motor 13, the 3rd guide rail drive motor 11, the 4th guide rail drive motor 12, first rotating disk drive motor 14 and the second rotating disk drive motor 15) and roller-way 1, and the inside and outside circle data that receiving sensor is sent carry out data processing simultaneously; Immediately below the axis that the both sides that infrared switch 5 lays respectively at gantry 2 is positioned at steel pipe 6 and lower than steel pipe 6 simultaneously, and the ultimate range that is greater than sensor and gantry 2 between identical with the distance at gantry 2; The plane orthogonal that the center line of the second rotating disk 17 and the axis of steel pipe 6 form is in ground; First guide rail drive motor 10 controls the first longitudinal rail 8, second guide rail drive motor 13 controls cross slide way 7, first rotating disk drive motor 14 controls the first rotating disk 16, second rotating disk drive motor 15 controls the second rotating disk 17,3rd guide rail drive motor 11 controls first sensor 18,4th guide rail drive motor 12 controls the second sensor 19, and sensor is connected with sensor stand 4 respectively.Sensor stand 4 length is identical; Sensor laser beam is vertically beaten on tube wall.Cross slide way 7 controls two sensors and moves along steel pipe axis direction, the ovality of detecting distance pipe end diverse location; 3rd guide rail motor 11 and the 4th guide rail drive motor 12 control two sensors respectively and move up and down, and detect the steel pipe 6 of different size; Second rotating disk 17 controls the rotation of the second longitudinal rail 9, examination steel tube 6 internal-and external diameter and ovality; First rotating disk 16 controls web member 3, second rotating disk 17, second longitudinal rail 9 of " L " type and the rotation (angle is 180 degree) of two sensors, detects the ovality of another pipe end.
Applicant states, person of ordinary skill in the field is on the basis of above-described embodiment, by above-described embodiment step, combined with the technical scheme of summary of the invention part, thus the new method produced, also be one of record scope of the present invention, the application, for making instructions simple and clear, no longer enumerates other embodiment of these steps.
Detecting step:
Steel pipe 6 from one end to the other side moves, and when the nearer infrared switch 5 of distance steel pipe 6 starting point detects guide rail, controller controls roller-way 1 stop motion, and cross slide way 7 declines certain altitude, and the center line of the second rotating disk 17 is overlapped with the axis of steel pipe 6.Controller controls the 3rd guide rail drive motor 11 and the 4th guide rail drive motor 12, make two sensors one inside steel pipe 6 one outside steel pipe 6; Controller controls the second guide rail drive motor 13, makes sensor be positioned at the position be required apart from steel pipe 6 port; Controller controls the second rotating disk drive motor 15, makes the second rotating disk 17 rotate at least 360 degree and scans, send to controller to carry out data processing the data obtained; After scanned, controller controls the second guide rail drive motor 13, the first rotating disk 16 is made to move to distance steel pipe 6 one end far away along cross slide way 7, controller controls the first rotating disk drive motor 14 and makes the first rotating disk 16 revolve turnback, controls the first guide rail drive motor 10 simultaneously and makes cross slide way 7 rise to its top along the first longitudinal rail 8; After playback, controller starts roller-way 1, and when can't detect again steel pipe 6 after the infrared switch 5 that distance steel pipe 6 starting point is far away detects steel pipe 6, controller controls roller-way 1 motion to be stopped; Controller controls the first guide rail drive motor 10 and second guide rail 7 is declined certain altitude, and the center line of the second rotating disk 17 is overlapped with the axis of steel pipe 6.First rotating disk 16 moves along cross slide way 7 to the direction near steel pipe 6, when the distance that sensor detects is less than certain number, just can thinks and steel pipe 6 be detected, and the distance of movement is afterwards determined by the numerical value provided before operator; Controller controls the second rotating disk drive motor 15, make the second rotating disk 17 rotate at least 360 degree, thus sensor detects the data of the inside and outside circle of the steel pipe other end, and transfers data to controller.Controller controls the second guide rail drive motor 13 and first rotating disk 16 is moved to the direction away from steel pipe along cross slide way 7, controller controls the first rotating disk drive motor 14 and makes the first rotating disk 16 revolve turnback, control the first guide rail drive motor 10 makes cross slide way 7 rise to its top along the first longitudinal rail 8 simultaneously, and start the telecontrol equipment of roller-way 1, action before repetition, waits for next steel pipe.
The another statement of applicant, the present invention illustrates implementation method of the present invention and apparatus structure by above-described embodiment, but the present invention is not limited to above-mentioned embodiment, does not namely mean that the present invention must rely on said method and structure could be implemented.Person of ordinary skill in the field should understand, any improvement in the present invention, replaces and the interpolation of step, concrete way choice etc., all drop within protection scope of the present invention and open scope implementation method equivalence selected by the present invention.
The present invention is not limited to above-mentioned embodiment, and all employings and analog structure of the present invention and method thereof realize all embodiments of the object of the invention all within scope.